Genetics

Scientists identify gene that controls scarring in damaged hearts

Scientists at Duke-NUS Medical School have identified a gene that controls the behavior of a specific type of cardiac macrophage responsible for excessive scarring during the early phases of common heart diseases or cardiomyopathies. ...

Diseases, Conditions, Syndromes

Runaway immune reactions can cause long COVID breathing problems

Stanford Medicine researchers have found a mechanism behind one of the most common symptoms of long COVID—shortness of breath. Post COVID-19 breathing problems are caused by a condition known as lung fibrosis, when damaged ...

Immunology

Bone marrow transplant arrests symptoms in model of Rett syndrome

A paper published online today in Nature describes the results of using bone marrow transplant (BMT) to replace faulty immune system cells in models of Rett Syndrome. The procedure arrested many severe symptoms of the childhood ...

Immunology

Skin based immunity secrets revealed

A team of international scientists has discovered a new mechanism by which immune cells in the skin function act as the body's 'border control', revealing how these cells sense whether lipid or fat-like molecules might indicate ...

Psychology & Psychiatry

How grief affects the immune system

Losing a loved one is one of the most stressful life experiences a person will endure, and its toll can be physical as well as emotional. Science has shown, for example, that widows and widowers have a 41 percent higher risk ...

Medical research

Pig tissue scaffolding allows hearts to be rebuilt post-implant

(Medical Xpress)—Using tissue from pigs, scientists at the Technion-Israel Institute of Technology have created a "scaffold" that preserves the infrastructure of natural blood vessels and supports human stem cells. The ...

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